Index: pkg/shelf/test/message_change_test.dart |
diff --git a/pkg/shelf/test/message_change_test.dart b/pkg/shelf/test/message_change_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f77edd126fbca0650cf845a64fdc104120905431 |
--- /dev/null |
+++ b/pkg/shelf/test/message_change_test.dart |
@@ -0,0 +1,75 @@ |
+// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+library shelf.message_change_test; |
+ |
+import 'package:unittest/unittest.dart'; |
+ |
+import 'package:shelf/shelf.dart'; |
+import 'package:shelf/src/message.dart'; |
+ |
+import 'test_util.dart'; |
+ |
+void main() { |
+ group('Request', () { |
+ _testChange(({headers, context}) { |
+ return new Request('GET', LOCALHOST_URI, headers: headers, |
+ context: context); |
+ }); |
+ }); |
+ |
+ group('Response', () { |
+ _testChange(({headers, context}) { |
+ return new Response.ok(null, headers: headers, |
+ context: context); |
+ }); |
+ }); |
+} |
+ |
+/// Shared test method used by [Request] and [Response] tests to validate |
+/// the behavior of `change` with different `headers` and `context` values. |
+void _testChange(Message factory({Map<String, String> headers, |
+ Map<String, Object> context})) { |
+ test('with empty headers returns indentical instance', () { |
+ var request = factory(headers: {'header1': 'header value 1'}); |
+ var copy = request.change(headers: {}); |
+ |
+ expect(copy.headers, same(request.headers)); |
+ }); |
+ |
+ test('with empty context returns identical instance', () { |
+ var request = factory(context: {'context1': 'context value 1'}); |
+ var copy = request.change(context: {}); |
+ |
+ expect(copy.context, same(request.context)); |
+ }); |
+ |
+ test('new header values are added', () { |
+ var request = factory(headers: {'test':'test value'}); |
+ var copy = request.change(headers: {'test2': 'test2 value'}); |
+ |
+ expect(copy.headers, {'test':'test value', 'test2':'test2 value'}); |
+ }); |
+ |
+ test('existing header values are overwritten', () { |
+ var request = factory(headers: {'test':'test value'}); |
+ var copy = request.change(headers: {'test': 'new test value'}); |
+ |
+ expect(copy.headers, {'test':'new test value'}); |
+ }); |
+ |
+ test('new context values are added', () { |
+ var request = factory(context: {'test':'test value'}); |
+ var copy = request.change(context: {'test2': 'test2 value'}); |
+ |
+ expect(copy.context, {'test':'test value', 'test2':'test2 value'}); |
+ }); |
+ |
+ test('existing context values are overwritten', () { |
+ var request = factory(context: {'test':'test value'}); |
+ var copy = request.change(context: {'test': 'new test value'}); |
+ |
+ expect(copy.context, {'test':'new test value'}); |
+ }); |
+} |